Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef4472af7b96a178aea3424918854059d1da2a7a1a653d3e1571eee4f3c5d423:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^